AI Speech Control for CD Player Human-Machine Interaction
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Solution Overview
Problem
Traditional CD players are limited to single-function audio playback, lack human-machine interaction, cannot utilize speech control, and are not compatible with smart home products.
Innovation Solution
A multifunctional CD player interaction method and device based on artificial intelligence speech control, which acquires and processes speech commands using a VAD algorithm, constructs a speech reference model library, performs similarity matching, and transmits recognition results to a control chip to implement various functions, including integration with smart home products.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional manual operation methods are used for CD players, then the device structure can be simple, but the human-machine interaction is poor and operation convenience is low
Solution Approach 1:
The patent replaces manual mechanical operation with voice-based acoustic control. The voice recognition module captures speech commands, converts them to electrical signals, and processes them to control CD player functions, substituting the traditional mechanical button-pressing interface with an acoustic field-based control system.
Solution Approach 2:
The patent introduces a voice recognition module as an intermediary between the user and the CD player control system. This module includes a voice acquisition module, signal conversion module, and recognition module that mediate the interaction by translating human speech into control commands, improving ease of operation without requiring direct mechanical interaction.
2Adaptability or versatility
If speech recognition functionality is added to enable voice control, then human-machine interaction is improved, but device complexity increases
Solution Approach 1:
The voice recognition module is designed to handle multiple control functions through a single integrated system. The same voice acquisition and recognition hardware can interpret various speech commands for different operations (play, pause, skip, volume control, etc.), providing universal control capability that enhances adaptability without proportionally increasing complexity.
Solution Approach 2:
The voice recognition module serves as a versatile intermediary that can be integrated into existing CD player architectures. By positioning this module as a separate functional block with standardized interfaces, the patent enables enhanced human-machine interaction while managing complexity through modular design.
3Adaptability or versatility
If speech recognition module is integrated into the CD player, then speech control is enabled, but manufacturing complexity increases
Solution Approach 1:
The voice recognition module is designed as a separable functional module with distinct components: voice acquisition, signal conversion, and recognition processing. This segmentation allows for independent manufacturing, testing, and assembly, reducing overall manufacturing complexity while enabling speech control capability.
Solution Approach 2:
The voice recognition module functions as an intermediary component that can be manufactured separately and integrated into the CD player. This modular approach simplifies manufacturing by allowing specialized voice recognition components to be produced independently using optimized processes, then assembled with standard CD player components.
4Adaptability or versatility
If the CD player is equipped with multiple functions including smart home integration, then functionality is enhanced, but device complexity increases
Solution Approach 1:
The voice recognition module serves as a universal control interface that can manage multiple functions beyond basic CD playback. The same voice processing system can interpret commands for smart home device control, audio playback, and other functions, providing multi-functionality through a single control architecture that manages complexity.
Solution Approach 2:
The patent combines the voice recognition control system with the CD player's existing control architecture and smart home integration capabilities. By merging these functions into a unified control framework, the system achieves enhanced functionality while managing complexity through integrated design rather than separate independent systems.
Data Source
AI summary
Disclosed are a CD player interaction method and device based on artificial intelligence speech control. The method comprises: performing preprocessing and feature extraction on a speech command by a VAD algorithm to obtain a feature vector parameter of the speech command; performing similarity matching by feature vectors of preset action commands of a CD player stored in a speech reference model library; and using an action command corresponding to a maximum similarity as a recognition result of the speech command, and transmitting the recognition result to the CD player to implement a corresponding function. Human-machine interaction of the CD player is realized.